Burner of cup type stove

Abstract

A burner for a cup-type stove includes a fire distributor seat and a circular fire cover, the fire distributor seat includes a diversion cavity, an outer ring gas groove and a vertical ejector tube, the circular fire cover is buckled with the outer ring gas groove; the top cover is buckled with the base, and the interface is inserted into the base; the upper end surface of the gas outlet interface is fitted with the bottom plate of the outer ring gas groove, and the gas outlet interface is connected with the air inlet hole; the screw passes through the connection hole with a countersunk hole, the connection hole of the supporting connection column seat and is screwed with the fixed column seat; the circular cover plate between two adjacent gas outlet interfaces and the bottom plate of the outer ring gas groove constitute a radial secondary air channel; the upper end of the vertical ejector tube extends into the truncated cone-shaped cavity, and the gap between the upper end of the vertical ejector tube and the top plate of the truncated cone-shaped cavity constitutes a radial air guide cavity, one end of the radial air guide groove is connected with the radial air guide cavity, and the other end is connected with the gas outlet interface, and the lower opening of the radial air guide groove is connected with the diversion cavity. The gas and air mixture are fully mixed in the diversion cavity, and are evenly distributed, and burn fully, thereby improving energy efficiency.

Description

Technical Field

[0001] The invention relates to a stove burner, in particular to a cup type stove burner. Background Art

[0002] At present, the prior art has a cup-type burner, which includes a cup body, a fire distributor seat and a circular fire cover, wherein the fire distributor seat includes a flow distribution cavity, an outer ring gas groove and a vertical ejector pipe communicating with the flow distribution cavity, and the circular fire cover is buckled with the outer ring gas groove. The problems are: uneven gas distribution, incomplete combustion and low energy efficiency. Summary of the invention

[0003] The purpose of the present invention is to provide a burner for a cup-type cooker, which has the characteristics of uniform gas distribution, full combustion and high energy efficiency.

[0004] The present invention is implemented as follows: a burner for a cup-type stove includes a fire distributor seat and a circular fire cover, the fire distributor seat includes a flow distribution cavity, an outer ring gas groove and a vertical ejector tube communicating with the flow distribution cavity, and the circular fire cover is buckled with the outer ring gas groove; the special feature is that the flow distribution cavity includes a base with an upper opening and a top cover with a lower opening,

[0005] An inverted truncated cone-shaped cavity and a plurality of pairs of fixed column seats are provided at the center of the bottom plate of the base, and the vertical ejector tube intersects with the inverted truncated cone-shaped cavity and extends upward;

[0006] The top cover includes a circular cover plate, an interface arranged on the lower surface of the circular cover plate, a truncated cone-shaped cavity with a lower opening arranged at the center of the circular cover plate, a radial air guide groove with a lower opening and an air outlet interface, and support connection column seats are arranged at both ends of the air outlet interface, and connection holes are arranged on the support connection column seats;

[0007] The annular bottom plate of the outer ring gas groove is provided with an air inlet hole and connecting holes with countersunk holes at both ends of the air inlet hole;

[0008] The top cover is buckled with the base, and the interface is inserted into the base; the upper end surface of the air outlet interface is fitted with the bottom plate of the outer ring gas groove, and the air outlet interface is connected with the air inlet hole; the screw passes through the connecting hole with the countersunk hole, the connecting hole of the supporting connecting column seat and is screwed with the fixed column seat; the circular cover plate between two adjacent air outlet interfaces and the bottom plate of the outer ring gas groove constitute a radial secondary air channel; the upper end of the vertical ejector tube extends into the frustum-shaped cavity, and the gap between the upper end of the vertical ejector tube and the top plate of the frustum-shaped cavity constitutes a radial air guide cavity, one end of the radial air guide groove is connected with the radial air guide cavity, and the other end is connected with the air outlet interface, and the lower opening of the radial air guide groove is connected with the diversion cavity.

[0009] The burner of the cup-type cooker is special in that an inverted conical flow divider is provided on the top plate of the truncated cone-shaped cavity, and the inverted conical flow divider is opposite to the upper end of the vertical ejector tube.

[0010] The burner of the cup-type cooker is special in that the radial air guide groove protrudes on the upper surface of the circular cover plate.

[0011] The burner of the cup-type cooker is special in that a truncated cone-shaped compression chamber is provided at the lower part of the vertical ejector tube, and an inverted truncated cone-shaped diffusion chamber is provided at the upper part.

[0012] The burner of the cup-type stove of the present invention adopts such a structure, so that the fuel gas and the air mixture are fully mixed and evenly distributed in the diversion cavity, and the combustion is sufficient, thereby improving the energy efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a cross-sectional view of the present invention.

[0014] Figure 2 yes Figure 1 A-A view of.

[0015] Figure 3 It is one of the three-dimensional exploded views of the present invention.

[0016] Figure 4 It is the second of the three-dimensional exploded diagrams of the present invention.

[0017] Figure 5 It is three-dimensional exploded view of the present invention.

[0018] Figure 6 It is one of the stereograms of the present invention.

[0019] Figure 7 It is two of the three-dimensional diagrams of the present invention. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the accompanying drawings.

[0021] like Figure 1 As shown, a burner of a cup-type stove comprises a fire distributor seat 1 and a circular ring fire cover 2, the fire distributor seat 2 comprises a diversion cavity 21, an outer ring gas groove 22, a vertical ejector pipe 23 communicating with the diversion cavity, and a support frame plate 24 connected to the vertical ejector pipe 23 and the diversion cavity 21, and the circular ring fire cover 2 is buckled with the outer ring gas groove 22;

[0022] The diversion chamber 21 includes a base 3 with an upper opening and a top cover 4 with a lower opening.

[0023] The center of the bottom plate of the base 3 is provided with an inverted truncated cone-shaped cavity 31 and a plurality of pairs of fixed column seats 32 provided on the bottom plate, and the vertical ejector tube 23 intersects with the inverted truncated cone-shaped cavity 31 and extends upward;

[0024] The top cover 4 includes a circular cover plate 41, an interface 42 provided on the lower surface of the circular cover plate, a truncated cone-shaped cavity 43 with a lower opening provided at the center of the circular cover plate, a radial air guide groove 44 with a lower opening, and an air outlet interface 45. Support connection column seats 451 are provided at both ends of the air outlet interface 45, and connection holes are provided on the support connection column seats 451.

[0025] The annular bottom plate of the outer ring gas groove 22 is provided with an air inlet hole 221 and connecting holes 222 with countersunk holes at both ends of the air inlet hole;

[0026] The top cover 4 is buckled with the base 3, and the interface 42 is inserted into the base 3; the upper end surface of the air outlet interface 45 is fitted with the bottom plate of the outer ring gas groove 22, and the air outlet interface 45 is connected to the air inlet 221; the screw passes through the connecting hole 222 with the countersunk hole, the connecting hole of the supporting connecting column seat 451 and is screwed with the fixed column seat 32; the circular cover plate 41 between two adjacent air outlet interfaces 45 and the bottom plate of the outer ring gas groove 22 constitute a radial secondary air channel 46; the upper end of the vertical ejector tube 23 extends into the frustum-shaped cavity 43, and the gap between the upper end of the vertical ejector tube 23 and the top plate of the frustum-shaped cavity 43 constitutes a radial air guide cavity, one end of the radial air guide groove 44 is connected to the radial air guide cavity, and the other end is connected to the air outlet interface 45, and the lower open end is connected to the diversion cavity 21.

[0027] The vertical ejector tube 23 has a truncated cone-shaped compression chamber 231 at the bottom and an inverted truncated cone-shaped diffusion chamber 232 at the top.

[0028] As a further improvement of the present invention, an inverted conical flow divider 431 is provided on the top plate of the truncated cone cavity 43, and the inverted conical flow divider 431 is opposite to the upper end of the vertical ejector tube 23. The gas-air mixture flows out of the vertical ejector tube 23, is guided to the circumference through the inverted conical flow divider 431, passes through the radial air guide cavity, and enters the flow divider cavity 21; the gas-air mixture is evenly distributed in the flow divider cavity.

[0029] The radial air guide groove 44 protrudes from the upper surface of the circular cover plate 41 .

[0030] When in use, the lower end of the vertical ejection tube 23 extends into the cup body, and the support plate 24 cooperates with the upper opening end of the cup body.

[0031] The above is only a preferred embodiment of the present invention. It should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the principle of the present invention, which are also considered as the protection scope of the present invention.

Claims

1. A burner for a cup-type stove, comprising a fire distributor seat and a circular fire cover, wherein the fire distributor seat comprises a flow distribution cavity, an outer ring gas groove and a vertical ejector tube communicating with the flow distribution cavity, and the circular fire cover is buckled with the outer ring gas groove; characterized in that: The diversion chamber includes a base with an upper opening and a top cover with a lower opening. An inverted truncated cone-shaped cavity and a plurality of pairs of fixed column seats are provided at the center of the bottom plate of the base, and the vertical ejector tube intersects with the inverted truncated cone-shaped cavity and extends upward; The top cover includes a circular cover plate, an interface arranged on the lower surface of the circular cover plate, a truncated cone-shaped cavity with a lower opening arranged at the center of the circular cover plate, a radial air guide groove with a lower opening and an air outlet interface, and support connection column seats are arranged at both ends of the air outlet interface, and connection holes are arranged on the support connection column seats; The annular bottom plate of the outer ring gas groove is provided with an air inlet hole and connecting holes with countersunk holes at both ends of the air inlet hole; The top cover is buckled with the base, and the interface is inserted into the base; the upper end surface of the air outlet interface is fitted with the bottom plate of the outer ring gas groove, and the air outlet interface is connected with the air inlet hole; the screw passes through the connection hole with the countersunk hole, the connection hole of the supporting connection column seat and is screwed with the fixed column seat; the circular cover plate between two adjacent air outlet interfaces and the bottom plate of the outer ring gas groove constitute a radial secondary air channel; the upper end of the vertical ejector tube extends into the truncated cone-shaped cavity, and the gap between the upper end of the vertical ejector tube and the top plate of the truncated cone-shaped cavity constitutes a radial air guide cavity, one end of the radial air guide groove is connected with the radial air guide cavity, and the other end is connected with the air outlet interface, and the lower opening of the radial air guide groove is connected with the diversion cavity; An inverted conical flow divider is provided on the top plate of the truncated cone-shaped cavity, and the inverted conical flow divider is opposite to the upper end of the vertical ejector tube; The radial air guide groove protrudes from the upper surface of the circular cover plate.

2. The burner of a cup-type cooker according to claim 1, characterized in that: The vertical ejector tube has a truncated cone-shaped compression chamber at the lower part and an inverted truncated cone-shaped diffusion chamber at the upper part.

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